Yamawa 涂层尖钻 PE-60° PE-SV 20X5X60° PE-SV-20X5

Yamawa 涂层尖钻 PE-60° PE-SV 20X5X60° PE-SV-20X5, Yamawa 涂层钻头 PE-60° PE-SV 3X0.5X60° PE-SV-3X0.5, Yamawa 涂层钻头 PE-60° PE-SV 4X1X60° PE-SV-4X1, Yamawa 涂层钻头 PE-60° PE-SV 6X2X60° PE-SV-6X2